1. Oslo Myeloma Center Oslo University Hospital Oslo Norway
2. KG Jebsen Center for B cell malignancies University of Oslo Oslo Norway
3. Department of Internal Medicine V University Medical Hospital and National Center of Tumor Diseases University of Heidelberg Heidelberg Germany
4. Department of Medicine—Hematology Charles University Hospital Hradec Králové Czech Republic
5. Department of Hematology Charles University Prague Czech Republic
6. Department of Hematology Odense University Hospital University of Southern Denmark Odense Denmark
7. Department of Hematology School of Medicine & Public Health University of Newcastle Waratah New South Wales Australia
8. Statistical and Quantitative Sciences Takeda Pharmaceuticals Cambridge MA USA
9. Global Outcomes Research Takeda Pharmaceuticals Cambridge MA USA
10. Oncology Clinical Research Takeda Pharmaceuticals Cambridge MA USA
11. Division of Hematology Department of Internal Medicine Mayo Clinic Rochester MN USA
12. Biostatistics RTI Health Solutions Research Triangle Park NC USA
13. Patient‐Centered Outcomes Assessment RTI Health Solutions Research Triangle Park NC USA
14. Department of Clinical Therapeutics Hematology & Medical Oncology School of Medicine National and Kapodistrian University of Athens Athens Greece